Home / 185,507.02-255,998.55-100,624.06

Finding the Fourth Proportional to 185,507.02, 255,998.55 and 100,624.06

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Solution

The fourth proportional to 185,507.02, 255,998.55 and 100,624.06 is: 138,860.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,507.02 : 255,998.55 = 100,624.06 : x
  2. Step 2: Convert to fraction form
    185,507.02/255,998.55 = 100,624.06/x
  3. Step 3: Cross multiply
    185,507.02x = 255,998.55 × 100,624.06
  4. Step 4: Simplify right side
    185,507.02x = 25,759,613,455.11
  5. Step 5: Solve for x
    x = 25,759,613,455.11/185,507.02
  6. Step 6: Final answer
    x = 138,860.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.